"banned" - what does it mean?

Why devices can not connect to wAP 2nD r2?

18:55:30 wireless,debug wlan1: XX:XX:XX:XX:5E:D7 attempts to associate 
18:55:30 wireless,debug wlan1: XX:XX:XX:XX:5E:D7 in local ACL, accept 
18:55:30 wireless,info XX:XX:XX:XX:5E:D7@wlan1: connected, signal strength -60 
18:55:32 wireless,info XX:XX:XX:XX:5E:D7@wlan1: disconnected, received deauth: sending station leaving (3) 
18:55:42 wireless,debug wlan1: XX:XX:XX:XX:70:20 attempts to associate 
18:55:42 wireless,debug wlan1: XX:XX:XX:XX:70:20 in local ACL, accept 
18:55:42 wireless,info XX:XX:XX:XX:70:20@wlan1: connected, signal strength -58 
18:55:42 wireless,debug wlan1: XX:XX:XX:XX:5E:D7 attempts to associate 
18:55:42 wireless,debug wlan1: reject XX:XX:XX:XX:5E:D7, banned (last failure - received deauth: sending station leaving (3)) 
18:55:46 wireless,info XX:XX:XX:XX:70:20@wlan1: disconnected, received deauth: sending station leaving (3) 
18:55:46 wireless,debug wlan1: XX:XX:XX:XX:70:20 attempts to associate 
18:55:46 wireless,debug wlan1: reject XX:XX:XX:XX:70:20, banned (last failure - received deauth: sending station leaving (3)) 
18:55:54 wireless,debug wlan1: XX:XX:XX:XX:5E:D7 attempts to associate 
18:55:54 wireless,debug wlan1: reject XX:XX:XX:XX:5E:D7, banned (last failure - received deauth: sending station leaving (3)) 
18:55:56 wireless,debug wlan1: XX:XX:XX:XX:5E:D7 attempts to associate 
18:55:56 wireless,debug wlan1: reject XX:XX:XX:XX:5E:D7, banned (last failure - received deauth: sending station leaving (3)) 
18:56:02 wireless,debug wlan1: XX:XX:XX:XX:70:20 attempts to associate 
18:56:02 wireless,debug wlan1: reject XX:XX:XX:XX:70:20, banned (last failure - received deauth: sending station leaving (3)) 
18:56:02 wireless,debug wlan1: XX:XX:XX:XX:5E:D7 attempts to associate 
18:56:02 wireless,debug wlan1: XX:XX:XX:XX:5E:D7 in local ACL, accept 
18:56:02 wireless,info XX:XX:XX:XX:5E:D7@wlan1: connected, signal strength -60 
18:56:06 wireless,info XX:XX:XX:XX:5E:D7@wlan1: disconnected, received deauth: sending station leaving (3) 
18:56:23 wireless,debug wlan1: XX:XX:XX:XX:5E:D7 attempts to associate 
18:56:23 wireless,debug wlan1: reject XX:XX:XX:XX:5E:D7, banned (last failure - received deauth: sending station leaving (3)) 
18:56:23 wireless,debug wlan1: XX:XX:XX:XX:70:20 attempts to associate 
18:56:23 wireless,debug wlan1: XX:XX:XX:XX:70:20 in local ACL, accept 
18:56:23 wireless,info XX:XX:XX:XX:70:20@wlan1: connected, signal strength -60 
18:56:28 wireless,info XX:XX:XX:XX:70:20@wlan1: disconnected, received deauth: sending station leaving (3) 
18:56:28 wireless,debug wlan1: XX:XX:XX:XX:70:20 attempts to associate 
18:56:28 wireless,debug wlan1: reject XX:XX:XX:XX:70:20, banned (last failure - received deauth: sending station leaving (3))

Looks like your mac access is not listed in the wlan acl

https://wiki.mikrotik.com/wiki/Manual:Interface/Wireless#Access_List



18:55:30 wireless,debug wlan1: XX:XX:XX:XX:5E:D7 in local ACL, accept

Is the “Allow Signal Out Of Range” ever used in case of a denial (no authentication)? In what meaning? The fact that that rule is active even if the signal is strong ???
How to know? Experiments to confirm some hypothesis?

http://forum.mikrotik.com/t/mikrotik-wifi-roaming-expirience/143634/13

Reason codes: https://aboutcher.co.uk/2012/07/linux-wifi-deauthenticated-reason-codes/